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melomori [17]
2 years ago
6

Help plsssssssss .... another option was 16.4 couldn’t fit in picture

Mathematics
2 answers:
hodyreva [135]2 years ago
8 0

Answer:

cos35=a/20

0.8191=a/20

a=0.81×20

the answer is 16.4

0.81×20=16.4

kotegsom [21]2 years ago
4 0
My guess is 12.1
.....
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Given that A, O & B lie on a straight line segment, evaluate obtuse ∠AOC.
Evgesh-ka [11]

Answer:

AOC = 124°

Step-by-step explanation:

Angle on a straight line is 180°, therefore, the sum of the three angles shown is 180;

This can be written like so:

(3x + 94) + (x + 30) + (2x - 4) = 180

This equation can be solved to find x:

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x = 10

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3 years ago
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sattari [20]

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